package com.hyh.user.config;
import com.hyh.user.exception.AccessDeniedHandlerImpl;
import com.hyh.user.exception.AuthenticationEntryPointImpl;
import com.hyh.user.filter.AuthenticationFilter;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.authentication.AuthenticationManager;
import org.springframework.security.config.annotation.method.configuration.EnableGlobalMethodSecurity;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.config.http.SessionCreationPolicy;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.security.crypto.password.PasswordEncoder;
import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter;

@Configuration
@EnableWebSecurity
@EnableGlobalMethodSecurity(prePostEnabled = true) // 启用方法级别的权限认证
public class SecurityConfig extends WebSecurityConfigurerAdapter {

    @Autowired
    private AuthenticationFilter authenticationFilter;

    @Autowired
    private AuthenticationEntryPointImpl authenticationEntryPoint;

    @Autowired
    private AccessDeniedHandlerImpl accessDeniedHandler;

    @Bean
     public PasswordEncoder passwordEncoder() {
        return new BCryptPasswordEncoder();
     }

    @Override
    protected void configure(HttpSecurity http) throws Exception {
        http.csrf().disable()
                .sessionManagement().sessionCreationPolicy(SessionCreationPolicy.STATELESS)
                .and()
                .authorizeRequests()
                .antMatchers("/api/user/login").permitAll()
                .antMatchers("/api/user/sendCode").permitAll()
                .antMatchers("/api/user/loginByCode").permitAll()
                .antMatchers("/api/address/**").permitAll()
                .antMatchers("/api/user/uploadAvatar/**").permitAll()
                // 静态资源
                .antMatchers("/api/sys/generate").permitAll()
                .antMatchers("/api/sys/login").permitAll()
                // .antMatchers("/api/user/**").permitAll()
                .anyRequest().authenticated()
                .and()
                .addFilterBefore(authenticationFilter, UsernamePasswordAuthenticationFilter.class);
        http.exceptionHandling()
                .authenticationEntryPoint(authenticationEntryPoint)
                .accessDeniedHandler(accessDeniedHandler);
    }

     @Bean
     @Override
        public AuthenticationManager authenticationManagerBean() throws Exception {
            return super.authenticationManagerBean();
        }
}
